Premium O Ring as-213/23.39*3.53/as-568 Custom NBR Seal for Industrial Use

• Customization: Available
• Material: Customized
• Application: Multipurpose Use
• Model NO.: AS-213/23.39*3.53/AS-568
• Type: Stationary Seal
• Performance: High Pressure
• Shape: Standard and Customized
• Standard: Standard
• Color: Customized Color
• OEM/ODM: Yes
• Size: Customized Size
• Operational Temperature Range: -20~+220ºC
• Transport Package: Standard Packing
• Specification: Customized
• Trademark: DZD
• Origin: China
• Package Size: 6.00cm * 6.00cm * 6.00cm
• Package Gross Weight: 2.000kg

Product Description

Product Description

Premium O ring AS-213/23.39*3.53/AS-568 Custom NBR Seal for Industrial Use

Our Custom High Precision O Ring Seals are crafted with top-notch quality materials, specifically featuring NBR (Nitrile Butadiene Rubber) for this particular model. The precision in manufacturing these O ring seals is of the highest standard, ensuring excellent performance and reliability. They are designed to meet the exacting requirements of diverse applications. With specific dimensions of 23.39*3.53 as per the AS-213 standard and conforming to the AS-568 standard, these seals are also available in FKM-90 variant for different usage scenarios. The NBR material offers good resistance to oil, fuel, and other common chemicals, making it a versatile choice for a wide range of industrial and mechanical settings.

Specification

Material	Nitrile Butadiene Rubber (NBR)	Fluororubber (FKM)
Color	Red, Black, Blue, etc. Customized
Size	Standard&Customized
Density	Typically 0.95-1.25 g/cm³, depending on filler content (common grades: ~1.0-1.1 g/cm³).	Usually 1.8-2.0 g/cm³  (high density due to fluorine content).
Hardness	Typically 40 - 90 Shore A, with common industrial grades at 60 - 80 Shore A	Usually 50 - 90 Shore A, with high - performance grades often at 70 - 85 Shore A.
Temperature	-40°C to +100°C (-40°F to +212°F)	-20°C to +200°C (-4°F to +392°F)
Tolerance	Tolerance Class for Cross-Section Diameter (CSD)AS568 Class: - Small sizes: ±0.05-0.13 mm - Medium sizes: ±0.13-0.25 mm - Large sizes: ±0.25-0.41 mm Tolerance Class for Inner Diameter (ID) - Small sizes: ±0.13-0.38 mm - Medium sizes: ±0.38-0.76 mm - Large sizes: ±0.76-1.52 mm	Tolerance Class for Cross-Section Diameter (CSD)AS568 Class: - Small sizes: ±0.05-0.13 mm - Medium sizes: ±0.13-0.25 mm - Large sizes: ±0.25-0.41 mm Tolerance Class for Inner Diameter (ID) - Small sizes: ±0.13-0.38 mm - Medium sizes: ±0.38-0.76 mm - Large sizes: ±0.76-1.52 mm
Advantages	1. Excellent resistance to mineral oils, fuels, and hydraulic fluids. 2.Good mechanical strength and abrasion resistance. 3.Cost-effective and widely available. 4.Versatile for moderate temperature applications (-40°C to +120°C).	1.Exceptional resistance to high temperatures (+200°C, up to +230°C for premium grades). 2.Outstanding chemical resistance to acids, solvents, and fuels. 3.High durability in aggressive environments (e.g., chemicals, aerospace). 4.Long service life in harsh conditions.
Application	Hydraulic systems; Fuel systems; Automotive engines; Oil pumps; Other general industrial; equipment with oil-based media.	High-temperature environments; Automotive engines; Turbochargers, gaskets; Chemical processing plants; Aerospace seals; Applications of aggressive chemicals or fuels.
Storage& Maintenance	1. Regular Inspection: Periodically check the O-ring for signs of wear, such as abrasion on the surface, and aging, which may present as cracking, hardening, or discoloration.  2. Timely Replacement: Replace O-rings immediately if they are damaged, deformed, or show signs of aging. A defective O-ring can no longer ensure proper sealing performance. 3. Exposure Avoidance: Prevent O-rings from being exposed to harsh environments for extended periods.

Applications

1. Automotive Industry: From automotive engines to fuel and transmission systems, our seals ensure flawless operations, enhancing efficiency and longevity.

2. Industrial Machinery: Ideal for hydraulic presses, pumps, and compressors, our seals guarantee seamless functionality and durability.

3. Aerospace Field: Perfect for fuel tanks and hydraulic actuators, ensuring safety and reliability in high-stakes environments.
4. Plumbing and Water Systems: Our seals provide impeccable performance in faucets, valves, and pipe joints, ensuring leak-free and efficient water systems.

Key Configurations

Material:

NBR (Nitrile Butadiene Rubber)
FKM-90 (Fluorocarbon Rubber)
Standards Compliance:

AS-112
AS-568
Precision Level:

ID ±0.1 mm or ±0.004 inches for smaller sizes. The tolerance for the CSD may also include a specific allowable variation, approximately ±0.05 mm or ±0.002 inches for common sizes.

Application Photos

After Sales Service

Standard Warranty: 12 months.

Timely Response and Technical Support: We have established a dedicated 24/7 customer service hotline.

On-site Maintenance and Repair: In situations where remote solutions prove insufficient, our after-sales service team deploys skilled technicians equipped with professional tools and spare parts to the customer's location.

Regular Follow-up and Customer Feedback Collection: Post resolution of the customer's issue, we conduct regular follow-ups to assess product functionality and customer satisfaction. Additionally, we actively gather customer feedback and suggestions, which serve as crucial references for the continuous enhancement of our products and services, thereby elevating the overall customer experience.

Company Profile

Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd.

Shanghai Dongzhiding Rubber and Plastic Technology Co., Ltd. stands as a preeminent Chinese manufacturer of O-ring seal rubber products with over 16 years of experience. Accredited with ISO 9001, CE, we export to over 50 countries, delivering dependable products and services underpinned by R&D innovation and rigorous quality control.

Why Choose Us?

Other Products

OEM/ODM capabilities.
Competitive pricing & bulk discounts.
Fast shipping & customs clearance support.
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FAQ

Q: What's the lead time for orders?
A: For our standard models, you can expect a swift and efficient shipping timeline of just 15 to 30 days. However, if you are selecting a customized unit, kindly allow us 30 to 45 days. This ensures we meticulously craft every detail to meet your exact specifications and deliver a product tailored to perfection.

Q: Do you provide after-sales service overseas?
A: Yes, indeed! We have carefully established strategic partnerships with service centers strategically located in key regions across the globe. This ensures seamless and comprehensive after-sales support for all our valued international clients, guaranteeing satisfaction and peace of mind.

Q: Can I request a customized bucket size?
A: Absolutely! We are thrilled to offer you the flexibility of customized attachments, crafted to perfectly suit your specific requirements. This ensures optimal performance and ultimate satisfaction, tailored just for you.

Q: What documents do you provide for export?
A: Our comprehensive export package is meticulously prepared and includes all essential documents. You will receive a Commercial Invoice, Packing List, Bill of Lading, Certificate of Compliance (COC), and more. This ensures smooth, efficient, and hassle-free international shipping, providing you with complete peace of mind.

Q: How do I place an order?
A: Placing an order is simple and convenient. Just reach out to us via email or phone to receive a detailed quote tailored to your needs. Once you are satisfied, confirm your purchase with a Purchase Order (PO) to promptly initiate the process and bring your order to fruition.